Spectra, the UK representatives of Photo Research Inc., are pleased
to announce the introduction of the all new PR-905 Digital Video
Photometer. Photo Research have produced Digital Video Photometers
for over ten years and the new PR-905 features many of the
capabilities of its bigger brother PR-920, but at a fraction of the price.
The PR-905 contains a 1
mega pixel CCD camera, custom trimmed photopic response filter and a
versatile 50mm focal length varifocus lens, all within a compact
lightweight package. Optional close up lenses and dynamic range
extending neutral density filters are also available. The system is
supplied with comprehensive software for full hardware control and
data analysis, including exporting of luminance data in a variety of formats.
The PR-905 Digital Video
Photometer is the ideal tool for display characterisation including
luminance, contrast, uniformity, flicker and jitter measurements.